// SPDX-License-Identifier: Apache-2.0 pragma solidity ^0.8.13; import {ERC20Upgradeable} from "@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol"; contract MockToken is ERC20Upgradeable { function mint(address account, uint256 amount) external { _mint(account, amount); } function burn(uint256 _amount) external { _burn(msg.sender, _amount); } }